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检索条件"主题词=distributed database"
514 条 记 录,以下是11-20 订阅
排序:
Speculative locking protocols to improve performance for distributed database systems
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IEEE TRANSACTIONS ON KNOWLEDGE AND DATA ENGINEERING 2004年 第2期16卷 154-169页
作者: Reddy, PK Kitsuregawa, M Int Inst Informat Technol Hyderabad 500019 Andhra Pradesh India Univ Tokyo Inst Ind Sci Meguro Ku Tokyo 1538505 Japan
In this paper, we have proposed speculative locking (SL) protocols to improve the performance of distributed database systems (DDBSs) by trading extra processing resources. In SL, a transaction releases the lock on th... 详细信息
来源: 评论
THE EFFECTS OF 2-PHASE LOCKING ON THE PERFORMANCE OF A distributed database-MANAGEMENT SYSTEM
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PERFORMANCE EVALUATION 1988年 第2期8卷 129-157页
作者: THANOS, C BERTINO, E CARLESI, C CNR IST ELABORAZ INFORMAZI-56100 PISAITALY
In this paper, the effects of two-phase locking on the performance of a distributed database management system are evaluated. In particular, the relationship between the average transaction response time for four conc... 详细信息
来源: 评论
A general fragments allocation method for join query in distributed database
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INFORMATION SCIENCES 2020年 512卷 1249-1263页
作者: Gao, Jintao Liu, Wenjie Li, Zhanhuai Zhang, Jian Shen, Li Northwestern Polytech Univ Xian 710072 Peoples R China PingCAP Ltd Beijing 100096 Peoples R China
The quality of fragments allocation is key for improving performance of join query in distributed database. Current strategies concentrate on using heuristic rules to allocate fragments to corresponding locations, suc... 详细信息
来源: 评论
An Evolutionary Genetic Algorithm for Optimization of distributed database Queries
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COMPUTER JOURNAL 2011年 第5期54卷 717-725页
作者: Sevinc, Ender Cosar, Ahmet Middle E Tech Univ Dept Comp Engn TR-06531 Ankara Turkey
High-performance low-cost PC hardware and high-speed LAN/WAN technologies make distributed database (DDB) systems an attractive research area where query optimization and DDB design are the two important and related p... 详细信息
来源: 评论
DEVELOPMENT OF DATA-FREE-WAY distributed database SYSTEM FOR ADVANCED NUCLEAR-MATERIALS
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JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY 1994年 第12期31卷 1314-1324页
作者: UENO, F KANO, S FUJITA, M KURIHARA, Y NAKAJIMA, H YOKOYAMA, N IWATA, S NATL RES INST MET TSUKUBA 305 JAPAN JAPAN ATOM ENERGY RES INST TOKAI IBARAKI 31911 JAPAN UNIV TOKYO BUNKYO KU TOKYO 113 JAPAN
A distributed database system named ''Data-Free-Way (DFW)'' is under development by a cooperation among three Japanese national research organizations to support the creation of advanced nuclear materi... 详细信息
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AN ALGORITHM FOR NON-INTERFERING CHECKPOINTS AND ITS PRACTICALITY IN distributed database-SYSTEMS
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INFORMATION SYSTEMS 1989年 第5期14卷 421-429页
作者: SON, SH Department of Computer Science University of Virginia Charlottesville VA 22903 U.S.A.
The goal of checkpointing in database management systems is to save database states on a separate secure device so that the database can be recovered when errors and failures occur. Recent study shows the possibility ... 详细信息
来源: 评论
OPTIMAL SEMIJOINS FOR distributed database-SYSTEMS
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IEEE TRANSACTIONS ON SOFTWARE ENGINEERING 1990年 第5期16卷 558-560页
作者: MULLIN, JK Department of Computer Science University of Western Ontario London Canada
A Bloom filter based semijoin algorithm for distributed database systems is presented. This algorithm reduces communications costs to process a distributed natural join as much as possible with a filter approach. An o... 详细信息
来源: 评论
USING PREDICATE-TRANSITION-NETS TO MODEL AND ANALYZE distributed database-SYSTEMS
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IEEE TRANSACTIONS ON SOFTWARE ENGINEERING 1980年 第6期6卷 539-544页
作者: VOSS, K Institut fuer Informationssystemforschung Gesellschaft fuer Mathematik und Datenverarbeitung
In this paper, a net model for decentralized control of user accesses to a distributed database is proposed. It is developed in detail for the restricted case of updating distributed copies of a single database. Predi... 详细信息
来源: 评论
SCHEDULING THE ALLOCATION OF DATA FRAGMENTS IN A distributed database ENVIRONMENT - A MACHINE LEARNING APPROACH
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IEEE TRANSACTIONS ON ENGINEERING MANAGEMENT 1994年 第2期41卷 194-207页
作者: CHATURVEDI, AR CHOUBEY, AK ROAN, JS BELL ATLANTIC DATA MANAGEMENT APPLICATINFORMAT SYSTFREEHOLDNJ 07728 NATL CHUNG CHENG UNIV INST BUSINESS ADMCHIAYITAIWAN
Different database fragmentation and allocation strategies have been proposed to partially replicate data in a partitioned, distributed database (DDB) environment. The replication strategies include database snapshots... 详细信息
来源: 评论
Optimal placement of data replicas in distributed database with majority voting protocol
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THEORETICAL COMPUTER SCIENCE 2001年 第1-2期258卷 555-571页
作者: Shekhar, S Wu, W Univ Minnesota Dept Comp Sci & Engn Minneapolis MN 55455 USA
In a distributed database system, data replicas are placed at different locations of a network to achieve the high data availability in presence of link failure. Optimal placements of data replicas have been studied e... 详细信息
来源: 评论